When we tell you that Jennifer Lawrence swam with manta rays and whale sharks, you might think she’s filming a Hunger Gamesscene set in some unpublished aquatic arena.But no, the 22-year-old was just seeking some adventure at the Georgia Aquarium in Atlanta, which lets guests swim with the creatures as part of its Journey with Gentle Giants Immersion Program.Whale sharks are the biggest fish in the world — and manta rays are pretty enormous, too. Luckily for Jennifer, both species eat only little stuff like plankton and have no appetite for movie stars.